IPA: /ɪnˈsɪstənt/
KK: /ɪnˈsɪstənt/
Firmly demanding something or not allowing someone to ignore or refuse; persistent in making a request or expressing an opinion.
She was insistent that we attend the meeting.
Insistent → It is formed from "in-" (meaning not) and "sistere" (meaning to stand). The word describes someone who does not stand down or give up, emphasizing persistence in their demands or requests.
Think of someone who does not 'stand down' ('sistere') and keeps pushing their point, which is why they are described as insistent.